In Eclipse Theia versions prior to 1.69.0, custom task definitions in workspace files (e.g. .theia/tasks.json, .vscode/tasks.json) could be executed without requiring workspace trust. An attacker could craft a malicious repository that, when cloned and opened in Theia, leads to execution of arbitrary commands with the user's privileges. In combination with AI chat features and a workspace .theia/settings.json that disabled tool confirmation, this could be triggered automatically by sending a message in the AI chat.
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Affected Vendors & Products
References
History
Thu, 18 Jun 2026 16:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | In Eclipse Theia versions prior to 1.69.0, custom task definitions in workspace files (e.g. .theia/tasks.json, .vscode/tasks.json) could be executed without requiring workspace trust. An attacker could craft a malicious repository that, when cloned and opened in Theia, leads to execution of arbitrary commands with the user's privileges. In combination with AI chat features and a workspace .theia/settings.json that disabled tool confirmation, this could be triggered automatically by sending a message in the AI chat. | |
| Weaknesses | CWE-829 | |
| References |
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| Metrics |
cvssV4_0
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Status: PUBLISHED
Assigner: eclipse
Published:
Updated: 2026-06-18T16:10:35.903Z
Reserved: 2026-05-22T07:47:58.165Z
Link: CVE-2026-44691
Updated: 2026-06-18T16:08:44.662Z
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OpenCVE Enrichment
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